build/patch/kernel/archive/sunxi-6.5/patches.megous/arm64-dts-rk3399-pinephone-pro-Improve-SPI-access-speed.patch

37 lines
1012 B
Diff

From 12244ff7bc6e3bc619c746c5d19a398bc7de800e Mon Sep 17 00:00:00 2001
From: Ondrej Jirman <megi@xff.cz>
Date: Thu, 29 Jun 2023 16:28:08 +0200
Subject: [PATCH 302/464] arm64: dts: rk3399-pinephone-pro: Improve SPI access
speed
From 300 KiB/s to 2MiB/s.
Signed-off-by: Ondrej Jirman <megi@xff.cz>
---
arch/arm64/boot/dts/rockchip/rk3399-pinephone-pro.dts | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-pinephone-pro.dts b/arch/arm64/boot/dts/rockchip/rk3399-pinephone-pro.dts
index ec57cc6823da..a63a99b07b09 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-pinephone-pro.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3399-pinephone-pro.dts
@@ -1482,11 +1482,14 @@ &sdhci {
&spi1 {
status = "okay";
+ assigned-clocks = <&cru SCLK_SPI1>;
+ assigned-clock-rates = <100000000>;
flash@0 {
compatible = "jedec,spi-nor";
reg = <0>;
- spi-max-frequency = <10000000>;
+ spi-max-frequency = <50000000>;
+ m25p,fast-read;
};
};
--
2.34.1